operatorresultfactory.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

/*
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/*
 * Created on Sep 1, 2004
 *
 * To change the template for this generated file go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
package eti.bi.alphaminer.operation.result;


import java.lang.reflect.Constructor;


import com.prudsys.pdm.Core.MiningException;

import eti.bi.alphaminer.core.Node.NodeLoader;
import eti.bi.alphaminer.core.handler.CaseHandler;
import eti.bi.alphaminer.operation.operator.NodeInfo;
import eti.bi.exception.SysException;

/**
 * @author achiu
 *
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public class OperatorResultFactory {
	
	public static OperatorResult createOperatorResult(String a_CaseID, String a_NodeID, String a_Name, String a_nodeDefinitionID)
			throws MiningException, SysException {

		OperatorResult propertyResultForm = null;
		
		NodeInfo nodeInfo = NodeLoader.getNodeInfo(a_nodeDefinitionID);
		String classname = nodeInfo.getOperatorResultClassName();
		try {
			Class operatorPropertyClass = Class.forName(classname,true,nodeInfo.getClassLoader());
			Class [] parameterTypes = {Class.forName("java.lang.String"), Class.forName("java.lang.String"), Class.forName("java.lang.String"), Class.forName("eti.bi.alphaminer.operation.operator.INodeInfo"),Class.forName("eti.bi.alphaminer.core.handler.ICaseHandler")};
			Object [] parameters = {a_CaseID, a_NodeID, a_Name, nodeInfo,CaseHandler.getInstance()};
			Constructor constructor = operatorPropertyClass.getConstructor(parameterTypes);
			propertyResultForm = (OperatorResult)constructor.newInstance(parameters);
			//propertyForm.setOperatorDefinitionID(a_OperatorDefinitionID);			
		} catch (Exception e) {
			e.printStackTrace();
			throw new SysException("Cannot create operator result instance. Please check OperatorDefinition.xml file.\n"+e.getMessage());
		}
		return propertyResultForm;
	}
}